ES2152964T3 - PROCEDURE FOR THE PREPARATION OF BLOCKED POLYISOCIANATES AND THEIR USE IN POLYURETHANE LACQUER SYSTEMS. - Google Patents

PROCEDURE FOR THE PREPARATION OF BLOCKED POLYISOCIANATES AND THEIR USE IN POLYURETHANE LACQUER SYSTEMS.

Info

Publication number
ES2152964T3
ES2152964T3 ES94120794T ES94120794T ES2152964T3 ES 2152964 T3 ES2152964 T3 ES 2152964T3 ES 94120794 T ES94120794 T ES 94120794T ES 94120794 T ES94120794 T ES 94120794T ES 2152964 T3 ES2152964 T3 ES 2152964T3
Authority
ES
Spain
Prior art keywords
polyisocianates
blocked
procedure
preparation
polyurethane lacquer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES94120794T
Other languages
Spanish (es)
Inventor
Rainer Dr Gras
Siegfried Dr Brandt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
Degussa Huels AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Degussa GmbH, Degussa Huels AG filed Critical Degussa GmbH
Application granted granted Critical
Publication of ES2152964T3 publication Critical patent/ES2152964T3/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/80—Masked polyisocyanates
    • C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
    • C08G18/8006—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32
    • C08G18/8009—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3203
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/80—Masked polyisocyanates
    • C08G18/8061—Masked polyisocyanates masked with compounds having only one group containing active hydrogen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/80—Masked polyisocyanates
    • C08G18/8061—Masked polyisocyanates masked with compounds having only one group containing active hydrogen
    • C08G18/807—Masked polyisocyanates masked with compounds having only one group containing active hydrogen with nitrogen containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2150/00—Compositions for coatings
    • C08G2150/20—Compositions for powder coatings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Paints Or Removers (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

The prodn. of totally or partly blocked polyisocyanates (I) based on a blocking agent (II) and a polyisocyanate with at least 2 free NCO gps. (III), opt. in the presence of a chain extender, is carried out as a continuous process in the absence of solvent.
ES94120794T 1994-02-28 1994-12-28 PROCEDURE FOR THE PREPARATION OF BLOCKED POLYISOCIANATES AND THEIR USE IN POLYURETHANE LACQUER SYSTEMS. Expired - Lifetime ES2152964T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4406443A DE4406443A1 (en) 1994-02-28 1994-02-28 Process for the preparation of blocked polyisocyanates and their use in polyurethane coating systems

Publications (1)

Publication Number Publication Date
ES2152964T3 true ES2152964T3 (en) 2001-02-16

Family

ID=6511378

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94120794T Expired - Lifetime ES2152964T3 (en) 1994-02-28 1994-12-28 PROCEDURE FOR THE PREPARATION OF BLOCKED POLYISOCIANATES AND THEIR USE IN POLYURETHANE LACQUER SYSTEMS.

Country Status (9)

Country Link
US (3) US5541279A (en)
EP (1) EP0669355B1 (en)
JP (1) JP3682083B2 (en)
CN (1) CN1111650A (en)
AT (1) ATE197599T1 (en)
AU (1) AU687970B2 (en)
CA (1) CA2143381A1 (en)
DE (2) DE4406443A1 (en)
ES (1) ES2152964T3 (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4406443A1 (en) * 1994-02-28 1995-08-31 Huels Chemische Werke Ag Process for the preparation of blocked polyisocyanates and their use in polyurethane coating systems
US20050187599A1 (en) * 1994-05-06 2005-08-25 Hugh Sharkey Method and apparatus for controlled contraction of soft tissue
DE19532294A1 (en) * 1995-09-01 1997-03-06 Huels Chemische Werke Ag Liquid one-component PUR stoving lacquers
US6283960B1 (en) 1995-10-24 2001-09-04 Oratec Interventions, Inc. Apparatus for delivery of energy to a surgical site
DE19547205A1 (en) * 1995-12-18 1997-06-19 Huels Chemische Werke Ag Powder coating and its use for coating heat-resistant substrates
DE19617188A1 (en) * 1996-04-29 1997-11-06 Synthopol Chemie Dr Koch Coating powder with reduced emission during stoving
US5813798A (en) * 1997-03-28 1998-09-29 Whiffen; Greg Piecewise continuous control of groundwater remediation
US6004320A (en) 1997-09-19 1999-12-21 Oratec Interventions, Inc. Clip on electrocauterizing sheath for orthopedic shave devices
US6176857B1 (en) 1997-10-22 2001-01-23 Oratec Interventions, Inc. Method and apparatus for applying thermal energy to tissue asymmetrically
DE10033097A1 (en) * 2000-07-07 2002-01-17 Degussa Process for the production of highly reactive (semi) crystalline and amorphous blocked polyisocyanates
DE10260300A1 (en) * 2002-12-20 2004-07-01 Bayer Ag Non-releasing powder coating crosslinkers
US7592040B2 (en) * 2005-02-23 2009-09-22 Ppg Industries Ohio, Inc. Two-tone color effect coating process
US7871708B2 (en) * 2005-02-23 2011-01-18 Ppg Industries Ohio, Inc. Metal and polymer substrates having a powder basecoat and liquid topcoat
US7507440B2 (en) * 2005-02-23 2009-03-24 Ppg Industries Ohio, Inc. Methods of forming composite coatings
DE102005048434A1 (en) * 2005-10-07 2007-04-26 Airbus Deutschland Gmbh Polyurethane coatings as scuff protection coatings
JP5051282B2 (en) * 2010-07-22 2012-10-17 富士ゼロックス株式会社 Urethane resin, fixing member, and image forming apparatus
US20120064238A1 (en) 2010-09-15 2012-03-15 Desaw Shawn Methods of Making Powder Coating Compositions, Powder Coating Compositions Made Thereby, and Powder Coating Systems
JP5321721B2 (en) * 2011-08-19 2013-10-23 富士ゼロックス株式会社 Resin material
EP3828213A1 (en) * 2019-11-28 2021-06-02 Covestro Deutschland AG Bulk material containing solid diisocyanates and urethane group-containing prepolymers obtainable therefrom
JP7334875B1 (en) * 2023-03-10 2023-08-29 東ソー株式会社 Block isocyanate composition and method for producing same, curing agent for coating, coating composition, and coating film
EP4574870A1 (en) 2023-12-19 2025-06-25 Covestro Deutschland AG Blocked polyisocyanate
CN118206708B (en) * 2024-05-21 2024-08-27 吉林孚莱迪能源科技有限公司 Polyurethane prepolymer, hot melt adhesive film and solar cell module for vehicle

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE571279A (en) *
BE759829A (en) * 1969-12-03 1971-06-03 Upjohn Co PREPARATION OF POLYURETHANES
US3846378A (en) * 1972-04-17 1974-11-05 Burlington Industries Inc Synchronous process for thermally-curable blocked polyurethanes
US4055551A (en) * 1976-12-08 1977-10-25 Cargill, Incorporated Continuous process for the production of blocked isocyanates
US4055550A (en) * 1976-12-08 1977-10-25 Cargill, Incorporated Continuous process for the production of partially blocked isocyanates
JPS56850A (en) * 1979-06-15 1981-01-07 Dainippon Ink & Chem Inc Glass bead-filled resin composition
US4535142A (en) * 1984-07-10 1985-08-13 Caschem, Inc. High solids coatings based on diricinoleate derivatives
US4722969A (en) * 1986-09-18 1988-02-02 W. R. Grace & Co. Storage stable, low temperature, solventless, curable urethane composition
DE3739477C2 (en) * 1987-11-21 1994-04-07 Huels Chemische Werke Ag Process for the preparation of monoblocked (cyclo) aliphatic diisocyanates
US4868298A (en) * 1988-06-22 1989-09-19 Cargill, Incorporated Continuous process for the production of blocked isocyanate containing polyisocyanurates
US5284918A (en) * 1991-05-01 1994-02-08 W. R. Grace & Co.-Conn. One package polyurethane/thermoplast plastisol composition
DE4134032A1 (en) * 1991-10-15 1993-04-22 Huels Chemische Werke Ag BLOCKED HOEHERFUNCTIONAL POLYISOCYANATE ADDUCTS, A METHOD OF PREPARING THEM AND USE THEREOF
DE4406443A1 (en) * 1994-02-28 1995-08-31 Huels Chemische Werke Ag Process for the preparation of blocked polyisocyanates and their use in polyurethane coating systems

Also Published As

Publication number Publication date
AU1349795A (en) 1995-09-07
US5646228A (en) 1997-07-08
EP0669355A1 (en) 1995-08-30
CA2143381A1 (en) 1995-08-29
US5541279A (en) 1996-07-30
JPH07258380A (en) 1995-10-09
CN1111650A (en) 1995-11-15
ATE197599T1 (en) 2000-12-15
US5728795A (en) 1998-03-17
EP0669355B1 (en) 2000-11-15
AU687970B2 (en) 1998-03-05
JP3682083B2 (en) 2005-08-10
DE59409587D1 (en) 2000-12-21
DE4406443A1 (en) 1995-08-31

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